undefect. CWE-407 — 63 sites patched across 27 ecosystems
Authors: russell@unturf.com · brackishbert@gmail.com · foxhop.net · TimeHexOn.com Patches, unit tests, benchmarks, whitepaper, and outreach briefs. Public domain — no copyright claimed. Use freely.
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/*
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* Copyright (c) 2013, 2024, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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import java.util.Arrays;
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import java.util.List;
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import java.util.logging.Logger;
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/**
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* @test
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* @bug 7184195 8021003
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* @summary Test that the global logger can log with no configuration when accessed from multiple threads.
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* @build TestGetGlobalConcurrent testgetglobal.HandlerImpl testgetglobal.LogManagerImpl1 testgetglobal.LogManagerImpl2 testgetglobal.LogManagerImpl3 testgetglobal.BadLogManagerImpl testgetglobal.DummyLogManagerImpl
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* @run main/othervm TestGetGlobalConcurrent
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* @run main/othervm -Djava.util.logging.manager=testgetglobal.LogManagerImpl1 TestGetGlobalConcurrent
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* @run main/othervm -Djava.util.logging.manager=testgetglobal.LogManagerImpl2 TestGetGlobalConcurrent
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* @run main/othervm -Djava.util.logging.manager=testgetglobal.LogManagerImpl3 TestGetGlobalConcurrent
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* @run main/othervm -Djava.util.logging.manager=testgetglobal.BadLogManagerImpl TestGetGlobalConcurrent
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* @run main/othervm -Djava.util.logging.manager=testgetglobal.DummyLogManagerImpl TestGetGlobalConcurrent
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* @author danielfuchs
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*/
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public class TestGetGlobalConcurrent {
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static final String[] messages = {
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"1. This message should not appear on the console.",
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"2. This message should appear on the console.",
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"3. This message should now appear on the console too.",
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"4. This message should appear on the console.",
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"5. This message should now appear on the console too.",
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"6. This message should appear on the console.",
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"7. This message should now appear on the console too.",
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"8. This message should appear on the console.",
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"9. This message should now appear on the console too."
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};
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static {
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System.setProperty("java.util.logging.config.file",
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System.getProperty("test.src", ".") + java.io.File.separator + "logging.properties");
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}
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public static void test1() {
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final int nb = 1;
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final int i = 2*nb + 1;
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Logger.getGlobal().info(messages[i]); // calling getGlobal() will
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// initialize the LogManager - and thus this message should appear.
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Logger.global.info(messages[i+1]); // Now that the LogManager is
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// initialized, this message should appear too.
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final List<String> expected = Arrays.asList(Arrays.copyOfRange(messages, i, i+2));
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if (!testgetglobal.HandlerImpl.received.containsAll(expected)) {
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fail(new Error("Unexpected message list: "+testgetglobal.HandlerImpl.received+" vs "+ expected));
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}
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}
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public static void test2() {
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final int nb = 2;
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final int i = 2*nb + 1;
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Logger.getLogger(Logger.GLOBAL_LOGGER_NAME).info(messages[i]); // calling getGlobal() will
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// initialize the LogManager - and thus this message should appear.
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Logger.global.info(messages[i+1]); // Now that the LogManager is
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// initialized, this message should appear too.
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final List<String> expected = Arrays.asList(Arrays.copyOfRange(messages, i, i+2));
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if (!testgetglobal.HandlerImpl.received.containsAll(expected)) {
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fail(new Error("Unexpected message list: "+testgetglobal.HandlerImpl.received+" vs "+ expected));
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}
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}
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public static void test3() {
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final int nb = 3;
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final int i = 2*nb + 1;
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java.util.logging.LogManager.getLogManager();
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Logger.getGlobal().info(messages[i]); // calling getGlobal() will
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// initialize the LogManager - and thus this message should appear.
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Logger.global.info(messages[i+1]); // Now that the LogManager is
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// initialized, this message should appear too.
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final List<String> expected = Arrays.asList(Arrays.copyOfRange(messages, i, i+2));
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if (!testgetglobal.HandlerImpl.received.containsAll(expected)) {
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fail(new Error("Unexpected message list: "+testgetglobal.HandlerImpl.received+" vs "+ expected));
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}
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}
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public static void test4() {
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log = new MyLogger("foo.bar");
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java.util.logging.LogManager.getLogManager().addLogger(log);
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}
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private static volatile Throwable failed = null;
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private static volatile Logger log = null;
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public static class MyLogger extends Logger {
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public MyLogger(String name) {
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super(name, null);
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}
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}
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public static void fail(Throwable failure) {
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failure.printStackTrace();
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if (failed == null) failed = failure;
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}
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public static class WaitAndRun implements Runnable {
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private final Runnable run;
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public WaitAndRun(Runnable run) {
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this.run = run;
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}
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public void run() {
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try {
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Thread.sleep(10);
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run.run();
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} catch (Exception | Error x) {
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fail(x);
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}
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}
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}
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static final class Run1 implements Runnable {
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public void run() { test1(); }
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}
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static final class Run2 implements Runnable {
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public void run() { test2(); }
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}
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static final class Run3 implements Runnable {
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public void run() { test3(); }
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}
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static final class Run4 implements Runnable {
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public void run() { test4(); }
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}
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static String description = "Unknown";
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public static void main(String... args) throws Exception {
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final String manager = System.getProperty("java.util.logging.manager", null);
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description = "TestGetGlobalConcurrent"
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+ (manager == null ? "" : "-Djava.util.logging.manager=" + manager);
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final Thread t1 = new Thread(new WaitAndRun(new Run1()), "test1");
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final Thread t2 = new Thread(new WaitAndRun(new Run2()), "test2");
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final Thread t3 = new Thread(new WaitAndRun(new Run3()), "test3");
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final Thread t4 = new Thread(new WaitAndRun(new Run4()), "test4");
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t1.setDaemon(true); t2.setDaemon(true); t3.setDaemon(true); t4.setDaemon(true);
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t1.start(); t2.start(); t3.start(); t4.start();
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Thread.sleep(10);
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Logger.getGlobal().info(messages[1]); // calling getGlobal() will
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// initialize the LogManager - and thus this message should appear.
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Logger.global.info(messages[2]); // Now that the LogManager is
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// initialized, this message should appear too.
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final List<String> expected = Arrays.asList(Arrays.copyOfRange(messages, 1, 3));
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if (!testgetglobal.HandlerImpl.received.containsAll(expected)) {
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fail(new Error("Unexpected message list: "+testgetglobal.HandlerImpl.received+" vs "+ expected));
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}
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t1.join(); t2.join(); t3.join(); t4.join();
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if (failed != null) {
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throw new Error("Test failed: "+description, failed);
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}
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System.out.println("Test passed");
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}
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}
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